Ep 4. The Adhesive Duck Deficiency

Sheldon, a physicist, and his roommate Leonard become stuck in a sticky situation when they run out of adhesive tape and need to pick some up at the store. However, their quest to get tape becomes a true adventure when they encounter a crisis in the elevator on the way back up to their apartment. Meanwhile, Sheldon's friends Raj and Wolowitz spend the night trying to hit on Penny, the girl who lives across the hall from Sheldon and Leonard, but have less than successful results. The episode is filled with the quirky humor and awkward social antics that define The Big Bang Theory, making for a hilarious and entertaining watch.